网站小编 Originally posted on 2019年12月18日 @ 上午10:20
| 牌 号 | 钢带厚度/mm | 退 火 钢 带 | 冷 硬 钢 带 | |
| 抗拉强度σb/MPa≤ | 伸长率δ/% | 抗拉强度σb/MPa | ||
| 65Mn, T7, T7A, T8, T8A | ≤1.5>1.5 | 637 | ≥20 | 735～1 176 |
| 735 | ≥15 | |||
| T8Mn, T8MnA, T9, T9A, T10, T10A, T11, T11A, T12, T12A, 85 | 0.10～3.00 | 735 | ≥10 | |
| T13, T13A | 882 | — | — | |
| Cr06 | 931 | — | 784～1 176 | |
| 60Si2Mn, 60Si2MnA, 65Si2MnWA, 50CrVA | 832 | ≥10 | ||
| 70Si2CrA | 833 | ≥8 | ||
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